The observational evidence that space is expanding

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Reference no: EM13311164

The observational evidence that space is expanding is (are) the

a. strings and filaments of galaxies seen in redshift surveys.

b. increase of redshift with distance for individual galaxies.

c. precise temperature of 2.7K for the cosmic bacground radiation.

d. relative abundances of hydrogen, helium, and lithium

e. distribution in angular size of irregularities in the cosmic background radiation,

Reference no: EM13311164

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